<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="search">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>
    
    <!--列表-->
    <el-table :data="novels" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column prop="id" label="id" width="120" >
      </el-table-column>
      <el-table-column prop="website" label="小说网址" width="100" >
      </el-table-column>
      <el-table-column prop="novelName" label="小说名字" width="100" >
      </el-table-column>
      <el-table-column prop="creationTime" label="创建时间" width="100" >
      </el-table-column>
      <el-table-column prop="creationBy" label="作者" width="100">
      </el-table-column>

      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :page-size="pageSize" :total="totals" :current-page="currentPage"
                     style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面-->
    <el-dialog title="编辑" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="小说网址" prop="website">
          <el-input v-model="editForm.website" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="小说名字" prop="novelName">
          <el-input v-model="editForm.novelName" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker type="date" placeholder="选择日期" v-model="editForm.creationTime"></el-date-picker>
        </el-form-item>
        <el-form-item label="作者">
          <el-input type="textarea" v-model="editForm.creationBy"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>

    <!--新增界面-->
    <el-dialog title="新增" :visible.sync="addFormVisible" :close-on-click-modal="false">
      <el-form :model="addForm" label-width="80px" :rules="addFormRules" ref="addForm">
        <el-form-item label="小说网址" prop="website">
          <el-input v-model="addForm.website" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="小说名字" prop="novelName">
          <el-input v-model="addForm.novelName" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker type="date" placeholder="选择日期" v-model="addForm.creationTime"></el-date-picker>
        </el-form-item>
        <el-form-item label="作者">
          <el-input type="textarea" v-model="addForm.creationBy"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="addFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="addSubmit" :loading="addLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>
import util from '../../common/js/util'
//import NProgress from 'nprogress'
import {
  editNovel,
  addNovel,
  batchRemoveNovel, batchRemoveUser
} from '../../api/api';

export default {
  data() {
    return {
      filters: {
        keyword: ''
      },
      novels: [],
      totals: 0,
      pageSize:8,
      currentPage:1,
      // page: 1,
      listLoading: false,
      sels: [],//列表选中列

      editFormVisible: false,//编辑界面是否显示
      editLoading: false,
      editFormRules: {
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ]
      },
      //编辑界面数据
      editForm: {
        website: '',
        novelName: '',
        creationTime: '',
        creationBy: '',
      },

      addFormVisible: false,//新增界面是否显示
      addLoading: false,
      addFormRules: {
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ]
      },
      //新增界面数据
      addForm: {
        website: '',
        novelName: '',
        creationTime: '',
        creationBy: '',
      }

    }
  },
  methods: {
    search(){
      this.currentPage = 1;
      this.getNovels();
    },
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getNovels();
    },
    //获取部门列表
    getNovels() {
      let para = {
        pageSize: this.pageSize,
        currentPage: this.currentPage,
        keyword: this.filters.keyword
      };
      this.listLoading = true;
      // 开启列表加载忙灯箱
      //NProgress.start();
      this.$http.post("/novel",para)
          .then(result=>{
            this.listLoading = false;
            // 请求成功
            this.novels = result.data.rows;
            this.totals = result.data.totals;
          })
          .catch(result=>{
            // 请求失败
            this.$message({
              message: '网络错误，请重试',
              type: 'error'
            });
          })
    },

    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        let id = row.id;
        // 就是我们数据库的id
        this.$http.delete("/novel/"+id)
            .then(result=>{
              this.listLoading = false;
              this.$message({
                message:result.data.msg,
                type:'success'
              });
              this.getNovels();
            })
            .catch(result=>{
              this.$message({
                  message:result.data.msg,
                  type:'error'
              });
            })
      }).catch(() => {
        // 取消走这里

      });
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      this.editFormVisible = true;
      this.editForm = Object.assign({}, row);
    },
    //显示新增界面
    handleAdd: function () {
      this.addFormVisible = true;
      this.addForm = {
        website: '',
        novelName: '',
        creationTime: '',
        creationBy: '',
      };
    },
    //编辑
    editSubmit: function () {
      this.$refs.editForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.editLoading = true;
            //NProgress.start();
            let para = Object.assign({}, this.editForm);
            this.$http.put("/novel",para)
                .then(result=>{
                  this.editFormVisible = false;
                  this.$message({
                    message: result.data.msg,
                    type: 'success'
                  })
                  this.getNovels()
                })
                .catch(result=>{
                  this.$message({
                    message: result.data.msg,
                    type: 'error'
                  })
                })
          });
        }
      });
    },
    //新增
    addSubmit: function () {
      this.$refs.addForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.addLoading = true;
            //NProgress.start();
            let para = Object.assign({}, this.addForm);
            this.$http.put("/novel",para)
                .then(result=>{
                  this.addFormVisible = false;
                  this.addLoading = false;
                  this.$message({
                    message: result.data.msg,
                    type: 'success'
                  })
                  this.getNovels()
                })
                .catch(result=>{
                  this.$message({
                    message: result.data.msg,
                    type: 'error'
                  })
                })
          });
        }
      });
    },
    selsChange: function (sels) {
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      // 从用户选中的数据中获取到id
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch("/novel", ids)
            .then(result=>{
              // 1.获取后端传递的AjaxResult对象
              result = result.data;
              console.log(result)
              console.log(ids)
              // 2.判断删除是否成功
              if (result.success){
                // 删除成功
                // 1.给出成功提示
                this.$message({
                  message: result.msg,
                  type: 'success'
                });
                // 2.修改页码为第一页
                this.currentPage = 1;
                // 3.调用函数刷新列表
                this.getNovels();
              }else {
                // 删除失败
                // 删除成功
                // 1.给出失败提示
                this.$message({
                  message: result.msg,
                  type: 'error'
                });
              }
            })
            .catch(result=>{ // 接口调用失败
              // 1.关闭忙等框
              this.listLoading = false;
              // 2.给出自定义失败提示！
              this.$message({
                message: '系统繁忙，请重试！',
                type: 'error'
              });
            })
      }).catch(() => {

      });
    }
  },
  mounted() {
    this.getNovels();
  }
}

</script>

<style scoped>

</style>